New OEM 1989 Ferrari Testarossa Mechanical Parts Update Manual Inserts - April 1989

• This is a set of original Ferrari factory-issued update pages for the Testarossa parts catalogue, released in April 1989. These supplemental pages were provided to update existing parts manuals with revised diagrams, part numbers, and technical information for mid-production changes and improvements.

Key Features:

• Covers various mechanical systems of the Testarossa

• Includes exploded diagrams and updated part number listings

• Issued by Ferrari as an official update to the parts catalogue

• Text primarily in Italian and English, with some sections in French

• No catalogue publication number printed, as these are supplement sheets

Condition:
Original factory-issued documents in excellent condition for their age. May show minor handling or storage wear typical of archival materials.

These update pages are ideal for Testarossa restorers, collectors, or enthusiasts who want the most accurate and complete reference material for their vehicle. A rare and valuable supplement to the main parts catalogue.